(207681) Caiqiao Main-belt Asteroid
Discovered on 16 August 2007 by PMO NEO Survey Program at XuYi.
Cai Qiao (1897-1990), academician of the Chinese Academy of Sciences, was a famous physiologist and medical educator. As the founder of physiology in China, he made great contributions in the fields of human optesthesia and neurobiology.Naming citation (20111012/MPCPages.arc), IAU / Minor Planet Center, via NASA/JPL
Where Caiqiao is today
Seen from above the solar system on 2026-10-14: Caiqiao is 1.92 au from the Sun and 1.15 au from Earth. Computed from JPL's orbital elements.
Facts
| Number | 207681 |
| Provisional designation | 2007 QO |
| Orbit class | Main-belt Asteroid |
| Diameter | 2.70 km (#15,858 largest of 17,440 named asteroids with a measured size) |
| Albedo | 0.140 |
| Absolute magnitude (H) | 15.76 |
| Orbital period | 3.81 years |
| Semi-major axis | 2.44 au |
| Perihelion – aphelion | 1.84 – 3.03 au |
| Eccentricity | 0.245 |
| Inclination | 8.31° |
| Closest distance between its orbit and Earth's (MOID) | 0.845 au |
Data: NASA/JPL Small-Body Database and the IAU Minor Planet Center.
Also discovered on 16 August 2007
- (204836) Xiexiaosi
- (204839) Suzhouyuanlin
- (210210) Songjian
- (293707) Govoradloanatoly
- (304813) Cesarina
- (309227) Tsukiko
- (470324) Debbanci